/* Copyright (C) 2004 - 2006  db4objects Inc.  http://www.db4o.com

This file is part of the db4o open source object database.

db4o is free software; you can redistribute it and/or modify it under
the terms of version 2 of the GNU General Public License as published
by the Free Software Foundation and as clarified by db4objects' GPL 
interpretation policy, available at
http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
Suite 350, San Mateo, CA 94403, USA.

db4o is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */
namespace Db4objects.Db4o.Internal.CS.Messages
{
	public class MWriteBlob : Db4objects.Db4o.Internal.CS.Messages.MsgBlob
	{
		public override void ProcessClient(Db4objects.Db4o.Foundation.Network.ISocket4 sock
			)
		{
			Db4objects.Db4o.Internal.CS.Messages.Msg message = Db4objects.Db4o.Internal.CS.Messages.Msg
				.ReadMessage(Transaction(), sock);
			if (message.Equals(Db4objects.Db4o.Internal.CS.Messages.Msg.OK))
			{
				try
				{
					_currentByte = 0;
					_length = this._blob.GetLength();
					_blob.GetStatusFrom(this);
					_blob.SetStatus(Db4objects.Db4o.Ext.Status.PROCESSING);
					Sharpen.IO.FileInputStream inBlob = this._blob.GetClientInputStream();
					Copy(inBlob, sock, true);
					sock.Flush();
					Db4objects.Db4o.Internal.ObjectContainerBase stream = Stream();
					message = Db4objects.Db4o.Internal.CS.Messages.Msg.ReadMessage(Transaction(), sock
						);
					if (message.Equals(Db4objects.Db4o.Internal.CS.Messages.Msg.OK))
					{
						stream.Deactivate(_blob, int.MaxValue);
						stream.Activate(_blob, int.MaxValue);
						this._blob.SetStatus(Db4objects.Db4o.Ext.Status.COMPLETED);
					}
					else
					{
						this._blob.SetStatus(Db4objects.Db4o.Ext.Status.ERROR);
					}
				}
				catch (System.Exception e)
				{
					Sharpen.Runtime.PrintStackTrace(e);
				}
			}
		}

		public override bool ProcessAtServer(Db4objects.Db4o.Internal.CS.ServerMessageDispatcher
			 serverThread)
		{
			try
			{
				Db4objects.Db4o.Internal.ObjectContainerBase stream = Stream();
				Db4objects.Db4o.Internal.BlobImpl blobImpl = this.ServerGetBlobImpl();
				if (blobImpl != null)
				{
					blobImpl.SetTrans(Transaction());
					Sharpen.IO.File file = blobImpl.ServerFile(null, true);
					Db4objects.Db4o.Foundation.Network.ISocket4 sock = serverThread.Socket();
					Db4objects.Db4o.Internal.CS.Messages.Msg.OK.Write(stream, sock);
					Sharpen.IO.FileOutputStream fout = new Sharpen.IO.FileOutputStream(file);
					Copy(sock, fout, blobImpl.GetLength(), false);
					Db4objects.Db4o.Internal.CS.Messages.Msg.OK.Write(stream, sock);
				}
			}
			catch
			{
			}
			return true;
		}
	}
}
